Drum Tilt Brake Bearing:
The brake bearing casting is located near the front of the mixer and should be greased weekly.
Handwheel Bearing:
The handwheel hub bearing is located on the front of the mixer, behind the handwheel. This bearing should be greased weekly.
WARNING: DO NOT GREASE BRAKE BAND OR OUTER BRAKING SURFACE OF TILT GEAR.
Jack Shaft Bearings:
Pillow block style bearings are used on the drive train counter shaft. These bearings should be greased weekly.
Drive Chain:
The drive chain should be lubricated monthly with SAE #20 or SAE #30 oil. Apply the oil between the side plates.
Engine/Motor:
Refer to the manufacturer’s engine or motor operating instructions for all maintenance and lubrication requirements and instructions.
LUBRICATION FREQUENCY CHART:
# | ITEM | FREQUENCY | FIGURE | CODE | PLACES |
1 | Yoke Bearing Casting | weekly | 3 | grease | 2 |
2 | Handwheel Hub | weekly | 4 | grease | 1 |
3 | Drum Tilt Brake Bearing Casting | weekly | 4 | grease | 1 |
4 | Drive Shaft & Jackshaft | weekly | 4 | grease | 1 |
5 | Drum Shaft Tube | yearly | 3 | grease | 1 |
6 | Wheel Bearings | yearly | 1 | grease | 2 |
7 | Drive Chain | monthly | 4 | oil | 1 |
MIXING INSTRUCTIONS:
1.Start the drum rotating.
2.Add water.
3.Add cement and one shovelful of coarse aggregate. The coarse aggregate will break up any lumps in the cement.
4.Add remaining aggregate: crushed stone,
5.Mix batch for approximately one minute. Drum speed should be about 25 r.p.m.
CARE OF MIXER:
It is important to keep the inside of the mixing drum free of hardened concrete. After discharging the last batch of concrete each day, add a pailful of water and two shovelfuls of gravel to the drum. This will scour the inside of the drum. Mix for about two minutes, discharge and rinse the drum with water.
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